def bubble_down(values: list, left: int, right: int) -> None: """Bubble down through values[left: right+1], swapping items that are out of order. Note that use of this slicing notation means that items values[left], values[left + 1], values[left + 2], II I values[right] could be modified. Precondition: left and right are valid indexes in values. [4, 3, 2, 1, 0] >> list_example_1 >> bubble_down(list_example_1, 1, 3) >> list_example_1 [4, 1, 3, 2, 0] >> list_example_2 >> bubble_down(list_example_2, 0, 4) >> list_example_2 [о, 4, 3, 2, 1] [4, 3, 2, 1, 0]
def bubble_down(values: list, left: int, right: int) -> None: """Bubble down through values[left: right+1], swapping items that are out of order. Note that use of this slicing notation means that items values[left], values[left + 1], values[left + 2], II I values[right] could be modified. Precondition: left and right are valid indexes in values. [4, 3, 2, 1, 0] >> list_example_1 >> bubble_down(list_example_1, 1, 3) >> list_example_1 [4, 1, 3, 2, 0] >> list_example_2 >> bubble_down(list_example_2, 0, 4) >> list_example_2 [о, 4, 3, 2, 1] [4, 3, 2, 1, 0]
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Question
![def bubble_down(values: list, left: int, right: int) -> None:
"""Bubble down through values[left: right+1], swapping items that are out
of order. Note that use of this slicing notation means that items
values[left], values[left + 1], values[left + 2],
be modified.
values[right] could
Precondition: left and right are valid indexes in values.
>> list_example_1
>> bubble_down(list_example_1, 1, 3)
>> list_example_1
[4, 1, 3, 2, 0]
>> list_example_2 = [4, 3, 2, 1, 0]
>> bubble_down(list_example_2, 0, 4)
>> list_example_2
[о, 4, 3, 2, 1]
[4, 3, 2, 1, 0]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F37fe122e-7bbb-4860-b881-2127c5407127%2F59cff759-49e3-4a26-8f77-3ac8306be9ba%2Fizv581b_processed.png&w=3840&q=75)
Transcribed Image Text:def bubble_down(values: list, left: int, right: int) -> None:
"""Bubble down through values[left: right+1], swapping items that are out
of order. Note that use of this slicing notation means that items
values[left], values[left + 1], values[left + 2],
be modified.
values[right] could
Precondition: left and right are valid indexes in values.
>> list_example_1
>> bubble_down(list_example_1, 1, 3)
>> list_example_1
[4, 1, 3, 2, 0]
>> list_example_2 = [4, 3, 2, 1, 0]
>> bubble_down(list_example_2, 0, 4)
>> list_example_2
[о, 4, 3, 2, 1]
[4, 3, 2, 1, 0]
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